Preview Radiohead on "Austin City Limits"

Last month, Radiohead taped an appearance on the performance-based TV show "Austin City Limits". That episode's scheduled to air this fall on PBS, but for now the "ACL" folks are offering a preview of the taping with this clip of the band performing The King of Limbs' "Lotus Flower", as well as behind-the-scenes footage. Watch below (via @ArcadeFireTube):